GM Genuine Parts Deck Lid Hinge Springs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Deck Lid Hinge Springs counterbalance the weight of your vehicle's deck lid during operation. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).